import matplotlib.pyplot as plt
import numpy as np

np.random.seed(19655245)

N = 50
x = np.random.rand(N)
y = np.random.rand(N)
colors = np.random.rand(N)
area = (30 * np.random.rand(N))**2

plt.scatter(x, y, s=area, c=colors, cmap='afmhot_r')
plt.title("RRREEEE")

plt.colorbar()

plt.show()
